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(11)

EP 2 984 593 A1

(12)

(43) Date of publication: 17.02.2016 Bulletin 2016/07 (21) Application number: 13887552.1 (22) Date of filing: 20.06.2013

(51) International Patent Classification (IPC):  G06F 19/00(2011.01) (86) International application number: PCT/US2013/046825 (87) International publication number: WO 2014/204467 (24.12.2014 Gazette 2014/52)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (71) Applicant: Landmark Graphics Corporation Houston, Texas 77042 (US)	(72) Inventors: CHORN, Larry, Gregg Houston, TX 77047 (US) YARUS, Jeffrey, M. Houston, TX 77096 (US) (74) Representative: Hoffmann Eitle  Patent- und Rechtsanwälte PartmbB Arabellastraße 30 81925 München 81925 München (DE)